The two old men，who have been away for twenty years，met on the street，which made them surprised and excited.

notonlyauniversalentertainmentmodeinmoderntimes,but also an important ________ for cultural communication

____, the little girl can help her mother with some housework. [ ]

He is only too ready to help others, seldom, ________ refusing them when they turn to him[ ]

Our English teacher devoted herself ________ to her teaching and it earned her a good reputation in our school[ ]